CVE-2024-26778
Vulnerability from cvelistv5
Published
2024-04-03 17:01
Modified
2024-11-05 09:15
Severity ?
Summary
fbdev: savage: Error out if pixclock equals zero
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/04e5eac8f3ab2ff52fa191c187a46d4fdbc1e288
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/070398d32c5f3ab0e890374904ad94551c76aec4
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/224453de8505aede1890f007be973925a3edf6a1
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/512ee6d6041e007ef5bf200c6e388e172a2c5b24
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/84dce0f6a4cc5b7bfd7242ef9290db8ac1dd77ff
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8c54acf33e5adaad6374bf3ec1e3aff0591cc8e1
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a9ca4e80d23474f90841251f4ac0d941fa337a01
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bc3c2e58d73b28b9a8789fca84778ee165a72d13
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-26778",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-06-21T16:06:44.068367Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-21T16:06:55.000Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T00:14:13.314Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/224453de8505aede1890f007be973925a3edf6a1"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/84dce0f6a4cc5b7bfd7242ef9290db8ac1dd77ff"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/512ee6d6041e007ef5bf200c6e388e172a2c5b24"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/8c54acf33e5adaad6374bf3ec1e3aff0591cc8e1"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/070398d32c5f3ab0e890374904ad94551c76aec4"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/bc3c2e58d73b28b9a8789fca84778ee165a72d13"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/a9ca4e80d23474f90841251f4ac0d941fa337a01"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/04e5eac8f3ab2ff52fa191c187a46d4fdbc1e288"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/video/fbdev/savage/savagefb_driver.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "224453de8505",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            },
            {
              "lessThan": "84dce0f6a4cc",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            },
            {
              "lessThan": "512ee6d6041e",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            },
            {
              "lessThan": "8c54acf33e5a",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            },
            {
              "lessThan": "070398d32c5f",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            },
            {
              "lessThan": "bc3c2e58d73b",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            },
            {
              "lessThan": "a9ca4e80d234",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            },
            {
              "lessThan": "04e5eac8f3ab",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/video/fbdev/savage/savagefb_driver.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.308",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.270",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.211",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.150",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.80",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.19",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.7.*",
              "status": "unaffected",
              "version": "6.7.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.8",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: savage: Error out if pixclock equals zero\n\nThe userspace program could pass any values to the driver through\nioctl() interface. If the driver doesn\u0027t check the value of pixclock,\nit may cause divide-by-zero error.\n\nAlthough pixclock is checked in savagefb_decode_var(), but it is not\nchecked properly in savagefb_probe(). Fix this by checking whether\npixclock is zero in the function savagefb_check_var() before\ninfo-\u003evar.pixclock is used as the divisor.\n\nThis is similar to CVE-2022-3061 in i740fb which was fixed by\ncommit 15cf0b8."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-05T09:15:38.751Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/224453de8505aede1890f007be973925a3edf6a1"
        },
        {
          "url": "https://git.kernel.org/stable/c/84dce0f6a4cc5b7bfd7242ef9290db8ac1dd77ff"
        },
        {
          "url": "https://git.kernel.org/stable/c/512ee6d6041e007ef5bf200c6e388e172a2c5b24"
        },
        {
          "url": "https://git.kernel.org/stable/c/8c54acf33e5adaad6374bf3ec1e3aff0591cc8e1"
        },
        {
          "url": "https://git.kernel.org/stable/c/070398d32c5f3ab0e890374904ad94551c76aec4"
        },
        {
          "url": "https://git.kernel.org/stable/c/bc3c2e58d73b28b9a8789fca84778ee165a72d13"
        },
        {
          "url": "https://git.kernel.org/stable/c/a9ca4e80d23474f90841251f4ac0d941fa337a01"
        },
        {
          "url": "https://git.kernel.org/stable/c/04e5eac8f3ab2ff52fa191c187a46d4fdbc1e288"
        }
      ],
      "title": "fbdev: savage: Error out if pixclock equals zero",
      "x_generator": {
        "engine": "bippy-9e1c9544281a"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-26778",
    "datePublished": "2024-04-03T17:01:08.782Z",
    "dateReserved": "2024-02-19T14:20:24.177Z",
    "dateUpdated": "2024-11-05T09:15:38.751Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26778\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-03T17:15:53.370\",\"lastModified\":\"2024-11-05T10:15:49.133\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nfbdev: savage: Error out if pixclock equals zero\\n\\nThe userspace program could pass any values to the driver through\\nioctl() interface. If the driver doesn\u0027t check the value of pixclock,\\nit may cause divide-by-zero error.\\n\\nAlthough pixclock is checked in savagefb_decode_var(), but it is not\\nchecked properly in savagefb_probe(). Fix this by checking whether\\npixclock is zero in the function savagefb_check_var() before\\ninfo-\u003evar.pixclock is used as the divisor.\\n\\nThis is similar to CVE-2022-3061 in i740fb which was fixed by\\ncommit 15cf0b8.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: fbdev: savage: error si pixclock es igual a cero. El programa de espacio de usuario podr\u00eda pasar cualquier valor al controlador a trav\u00e9s de la interfaz ioctl(). Si el controlador no verifica el valor de pixclock, puede causar un error de divisi\u00f3n por cero. Aunque pixclock est\u00e1 marcado en savagefb_decode_var(), no est\u00e1 marcado correctamente en savagefb_probe(). Solucione este problema verificando si pixclock es cero en la funci\u00f3n savagefb_check_var() antes de usar info-\u0026gt;var.pixclock como divisor. Esto es similar a CVE-2022-3061 en i740fb que se solucion\u00f3 mediante el commit 15cf0b8.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/04e5eac8f3ab2ff52fa191c187a46d4fdbc1e288\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/070398d32c5f3ab0e890374904ad94551c76aec4\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/224453de8505aede1890f007be973925a3edf6a1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/512ee6d6041e007ef5bf200c6e388e172a2c5b24\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/84dce0f6a4cc5b7bfd7242ef9290db8ac1dd77ff\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8c54acf33e5adaad6374bf3ec1e3aff0591cc8e1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a9ca4e80d23474f90841251f4ac0d941fa337a01\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/bc3c2e58d73b28b9a8789fca84778ee165a72d13\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.